1. Difference between Exchange Standard and Enterprise Edition?
2. Pre-requisite of installing Exchange Server 2007?
3. Port number of POP3/HTTPs/IMAP/SMTP/POP3s/NNTP
4. Difference between online and offline defragmentation
5. How can we restore Exchange Server in case of failure
6. Different types of Exchange backup
7. Which command is used to defragment the Exchange server
8. How .STM files are used by Exchange Server
9. Role of Recipient Update Server (RUS)
10. Difference between Edge Transport and Hub Transport server
11. What is tar pitting
12. Authentication methods supported in Exchange Server
13. How can we troubleshoot Exchange server from telnet
14. What is distribution group used for?
15. New features in Exchange Server 2007/2010
16. What is Auto Discovery?
17. What is dial-tone recovery?
18. What is .PST?
19. How can we recover e-mails accidently deleted by the users?
20. What is a front-end and back-end model server?
21. Users are unable to see latest contacts in their address book. How will you troubleshoot?
22. Difference between DSProxy and DSAccess
23. What is form-based authentication??
24. How can you clear mail queues?
25. What is Journaling and its types?
26. Role of circular logging
27. Difference between LCR/CCR/SCR
28. What is Recovery Storage Group?
29. What is Back Pressure?
30. What are the disaster recovery strategies?
31. What is Web beacon?
32. How can we secure Unified Messaging?
33. What is catch-all mailbox?
34. What is archiving?
35. What is public folder referral?
36. Difference between MAPI and non-MAPI clients
37. What is White Space in Exchange Server?
38. Types of Exchange Recipients
39. What is relay?
40. What is Query-based distribution group?